EP4339260A4 - Phosphor, verfahren zur herstellung davon, lichtemittierendes element und lichtemittierende vorrichtung - Google Patents

Phosphor, verfahren zur herstellung davon, lichtemittierendes element und lichtemittierende vorrichtung Download PDF

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Publication number
EP4339260A4
EP4339260A4 EP22804439.2A EP22804439A EP4339260A4 EP 4339260 A4 EP4339260 A4 EP 4339260A4 EP 22804439 A EP22804439 A EP 22804439A EP 4339260 A4 EP4339260 A4 EP 4339260A4
Authority
EP
European Patent Office
Prior art keywords
light
phosphorus
producing
same
emitting device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP22804439.2A
Other languages
English (en)
French (fr)
Other versions
EP4339260A1 (de
Inventor
Takayuki Nakanishi
Naoto Hirosaki
Takashi Takeda
Shiro Funahashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
National Institute for Materials Science
Original Assignee
National Institute for Materials Science
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by National Institute for Materials Science filed Critical National Institute for Materials Science
Publication of EP4339260A1 publication Critical patent/EP4339260A1/de
Publication of EP4339260A4 publication Critical patent/EP4339260A4/de
Pending legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/77—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals
    • C09K11/7728—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals containing europium
    • C09K11/77348—Silicon Aluminium Nitrides or Silicon Aluminium Oxynitrides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/082—Compounds containing nitrogen and non-metals and optionally metals
    • C01B21/0821—Oxynitrides of metals, boron or silicon
    • C01B21/0825—Aluminium oxynitrides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/082—Compounds containing nitrogen and non-metals and optionally metals
    • C01B21/0821—Oxynitrides of metals, boron or silicon
    • C01B21/0826—Silicon aluminium oxynitrides, i.e. sialons
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/64—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing aluminium
    • C09K11/646—Silicates
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/77—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals
    • C09K11/77068—Silicon Aluminium Nitrides or Silicon Aluminium Oxynitrides
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/77—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals
    • C09K11/7715—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals containing cerium
    • C09K11/77218—Silicon Aluminium Nitrides or Silicon Aluminium Oxynitrides
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/77—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals
    • C09K11/7728—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals containing europium
    • C09K11/77346—Aluminium Nitrides or Aluminium Oxynitrides
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/77—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals
    • C09K11/7743—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals containing terbium
    • C09K11/77498—Silicon Aluminium Nitrides or Silicon Aluminium Oxynitrides
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent materials, e.g. electroluminescent or chemiluminescent
    • C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
    • C09K11/77—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals
    • C09K11/7756—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals containing neodynium
    • C09K11/7758—Aluminates; Silicates
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
    • H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
    • H10H20/80—Constructional details
    • H10H20/85—Packages
    • H10H20/851—Wavelength conversion means
    • H10H20/8511—Wavelength conversion means characterised by their material, e.g. binder
    • H10H20/8512—Wavelength conversion materials
    • H10H20/8513—Wavelength conversion materials having two or more wavelength conversion materials
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/50—Solid solutions
    • C01P2002/52—Solid solutions containing elements as dopants
    • C01P2002/54—Solid solutions containing elements as dopants one element only
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/77—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by unit-cell parameters, atom positions or structure diagrams
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/60—Optical properties, e.g. expressed in CIELAB-values
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/005—Optical components external to the laser cavity, specially adapted therefor, e.g. for homogenisation or merging of the beams or for manipulating laser pulses, e.g. pulse shaping
    • H01S5/0087—Optical components external to the laser cavity, specially adapted therefor, e.g. for homogenisation or merging of the beams or for manipulating laser pulses, e.g. pulse shaping for illuminating phosphorescent or fluorescent materials, e.g. using optical arrangements specifically adapted for guiding or shaping laser beams illuminating these materials
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
    • H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
    • H10H20/01—Manufacture or treatment
    • H10H20/036—Manufacture or treatment of packages
    • H10H20/0361—Manufacture or treatment of packages of wavelength conversion means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Luminescent Compositions (AREA)
EP22804439.2A 2021-05-21 2022-03-30 Phosphor, verfahren zur herstellung davon, lichtemittierendes element und lichtemittierende vorrichtung Pending EP4339260A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021086333 2021-05-21
PCT/JP2022/016324 WO2022244523A1 (ja) 2021-05-21 2022-03-30 蛍光体、その製造方法、発光素子および発光装置

Publications (2)

Publication Number Publication Date
EP4339260A1 EP4339260A1 (de) 2024-03-20
EP4339260A4 true EP4339260A4 (de) 2024-10-30

Family

ID=84141222

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22804439.2A Pending EP4339260A4 (de) 2021-05-21 2022-03-30 Phosphor, verfahren zur herstellung davon, lichtemittierendes element und lichtemittierende vorrichtung

Country Status (4)

Country Link
US (1) US20240240081A1 (de)
EP (1) EP4339260A4 (de)
JP (1) JP7672735B2 (de)
WO (1) WO2022244523A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2025136606A (ja) * 2024-03-07 2025-09-19 デンカ株式会社 蛍光体粉末、真贋判定用発光剤、真贋判定方法、及び、発光装置

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0799345B2 (ja) 1988-10-31 1995-10-25 防衛庁技術研究本部長 水温プロファイルデータ生成方法及びその装置
JPH05152609A (ja) 1991-11-25 1993-06-18 Nichia Chem Ind Ltd 発光ダイオード
JP2927279B2 (ja) 1996-07-29 1999-07-28 日亜化学工業株式会社 発光ダイオード
JP3668770B2 (ja) 2001-06-07 2005-07-06 独立行政法人物質・材料研究機構 希土類元素を付活させた酸窒化物蛍光体
JP3837551B2 (ja) 2003-06-20 2006-10-25 独立行政法人物質・材料研究機構 酸窒化物蛍光体
DE112004001533B4 (de) 2003-08-22 2021-07-22 National Institute For Materials Science Leuchtbauelement und Bildanzeige enthaltend ein fluoreszierendes Oxynitridmaterial
JP4834827B2 (ja) 2003-10-03 2011-12-14 独立行政法人物質・材料研究機構 酸窒化物蛍光体
JP3837588B2 (ja) 2003-11-26 2006-10-25 独立行政法人物質・材料研究機構 蛍光体と蛍光体を用いた発光器具
JP3921545B2 (ja) 2004-03-12 2007-05-30 独立行政法人物質・材料研究機構 蛍光体とその製造方法
JP4524368B2 (ja) 2004-04-22 2010-08-18 独立行政法人物質・材料研究機構 サイアロン蛍光体とその製造方法
CN102827603A (zh) * 2005-03-04 2012-12-19 三菱化学株式会社 荧光体及其制备方法、和使用该荧光体的发光装置
EP1873225B1 (de) 2005-03-22 2012-09-26 National Institute for Materials Science Fluoreszierende substanz, ihre herstellung und lumineszierende vorrichtung
US8147715B2 (en) 2005-12-08 2012-04-03 National Institute For Materials Science Phosphor, process for producing the same, and luminescent device
JP5294245B2 (ja) * 2008-01-18 2013-09-18 独立行政法人物質・材料研究機構 蛍光体とその製造方法および発光器具
WO2013137434A1 (ja) * 2012-03-16 2013-09-19 株式会社東芝 蛍光体、蛍光体の製造方法および発光装置
JP6057213B2 (ja) * 2012-07-10 2017-01-11 国立研究開発法人物質・材料研究機構 蛍光体、その製造方法、発光装置および画像表示装置
JP6096009B2 (ja) * 2013-03-13 2017-03-15 株式会社カネカ 無機蛍光体の製造方法
US9617471B2 (en) * 2013-04-25 2017-04-11 National Institute Of Materials Science Inorganic phosphor, manufacture thereof, light-emitting device, and image display utilizing inorganic phosphor
CN103351863B (zh) * 2013-07-08 2015-10-28 江苏博睿光电有限公司 一种红色荧光粉及其制备方法
JP6684412B1 (ja) * 2019-06-27 2020-04-22 国立研究開発法人物質・材料研究機構 蛍光体、その製造方法および発光装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
WANG CHUN-YUN ET AL: "New Deep-Blue-Emitting Ce-Doped A 4- m B n C 19+2 m X 29+ m (A = Sr, La; B = Li; C = Si, Al; X = O, N; 0 <= m <= 1; 0 <= n <= 1) Phosphors for High-Color-Rendering Warm White Light-Emitting Diodes", APPLIED MATERIALS & INTERFACES, vol. 11, no. 32, 11 July 2019 (2019-07-11), US, pages 29047 - 29055, XP093006239, ISSN: 1944-8244, DOI: 10.1021/acsami.9b09982 *

Also Published As

Publication number Publication date
EP4339260A1 (de) 2024-03-20
JPWO2022244523A1 (de) 2022-11-24
WO2022244523A1 (ja) 2022-11-24
US20240240081A1 (en) 2024-07-18
JP7672735B2 (ja) 2025-05-08

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